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GRUVLOKGrooved Pipe Couplings

GRUVLOK Rigid Coupling: Clamp, 6 in x 6 in, NBR Seal, 700 psi, Ductile Iron

The GRUVLOK Rigid Coupling is a grooved pipe clamp coupling, 6 in x 6 in, with an NBR seal and ductile iron construction. It connects grooved x grooved pipe ends and is rated for a maximum operating pressure of 700…

SKU 3G-OTH-460118

Brand
GRUVLOK
Item
Rigid Coupling: Clamp, 6 in x 6 in, NBR Seal, 700 psi, Ductile Iron
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
390213664
Type
6 in x 6 in, NBR Seal, 700 psi, Ductile Iron, Grooved x Grooved
Maximum Operating Pressure
700 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Rigid Coupling is a grooved pipe clamp coupling, 6 in x 6 in, with an NBR seal and ductile iron construction. It connects grooved x grooved pipe ends and is rated for a maximum operating pressure of 700 psi (MPN 390213664).

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the GRUVLOK rigid coupling used for?

The GRUVLOK rigid coupling connects grooved-end pipe in industrial fire protection, HVAC, and process piping systems. Its ductile iron construction and NBR seal handle pressures up to 700 psi, providing a leak-tight, rigid joint for reliable fluid handling.

What are the specifications of the GRUVLOK rigid coupling 390213664?

This GRUVLOK rigid coupling is 6 in x 6 in with a grooved x grooved connection, NBR seal, and ductile iron body. Maximum operating pressure is 700 psi. It is designed for rigid pipe joining in commercial and industrial applications.

Where to buy the GRUVLOK rigid coupling 390213664 worldwide?

3G Electric supplies the GRUVLOK rigid coupling 390213664 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this grooved pipe coupling.

How to install a GRUVLOK rigid coupling?

Installation requires clean, properly grooved pipe ends. Lubricate the NBR gasket, place it over one pipe end, then slide the coupling housing over both ends. Tighten bolts evenly to the manufacturer's torque specification. Always follow GRUVLOK's published instructions for pressure ratings.

Used in

Common applications for GRUVLOK
Fire-protection systems — GRUVLOK ductile iron butterfly valves (e.g., SKU 3DVX7) for water-based sprinkler and standpipe networks.
Chemical processing — GRUVLOK carbon steel butterfly valve with 316 stainless steel disc (SKU 60WR76) for handling corrosive media.
General water distribution — GRUVLOK ductile iron butterfly valve with EPDM seat (SKU 60WR98) for municipal or industrial water lines.
HVAC piping — GRUVLOK grooved-end butterfly valves for chilled water or hot water systems requiring quick installation.
Industrial process control — GRUVLOK lever-operated butterfly valve (SKU 60WR82) for throttling or isolation in chemical media applications.

GRUVLOK Products

3G Electric supplies GRUVLOK grooved pipe couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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